Issued Patents All Time
Showing 101–116 of 116 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D349723 | Ink cartridge | — | 1994-08-16 |
| D348688 | Ink cartridge | — | 1994-07-12 |
| D348479 | Ink cartridge for printer | Kenjiro Watanabe, Yasuo Kotaki, Kazuhiro Nakazima, Koji Yamakawa, Torachika Osada +5 more | 1994-07-05 |
| D348478 | Ink cartridge for printer | Noriaki Miyamoto | 1994-07-05 |
| D348480 | Ink cartridge for printer | Kenjiro Watanabe, Yasuo Kotaki, Kazuhiro Nakazima | 1994-07-05 |
| D348477 | Ink cartridge for printer | Noriaki Miyamoto | 1994-07-05 |
| 5319389 | Method of abnormal state detection for ink jet recording apparatus | Kazue Ikeda, Kenjiro Watanabe | 1994-06-07 |
| D341620 | Ink cartridge for printer | Kenjiro Watanabe, Kayomi Sato, Masanori Takenouchi | 1993-11-23 |
| D341619 | Ink cartridge for printer | Kenjiro Watanabe, Kayomi Sato, Masanori Takenouchi | 1993-11-23 |
| D338911 | Printing head for printer | Kenjiro Watanabe, Koji Yamakawa, Kayomi Sato, Masanori Takenouchi | 1993-08-31 |
| D338489 | Printing head for printer | Kenjiro Watanabe, Koji Yamakawa, Kayomi Sato, Masanori Takenouchi | 1993-08-17 |
| D338224 | Ink cartridge | — | 1993-08-10 |
| D338234 | Printing head for printer | Kenjiro Watanabe, Yasuo Kotaki | 1993-08-10 |
| 5182580 | Ink jet recording apparatus with abnormal state detection | Kazue Ikeda | 1993-01-26 |
| D331939 | Ink cartridge | — | 1992-12-22 |
| 5138344 | Ink jet apparatus and ink jet cartridge therefor | — | 1992-08-11 |